/*      $Id: progind.h,v 1.1.1.1 1994-08-12 10:52:04 alex Exp $     */

/* @N
   progind.h
   program status and timer boxes
   fv 20/8/93
   works for both C and C++
   @END
*/

#ifdef __cplusplus
#ifndef __PROGIND_H
#define __PROGIND_H 

#ifndef __WINDOW_H
#include <window.h>
#endif

#ifndef __STRINGS_H
#include <strings.h>
#endif 

/* 
@C
class TIndwin : public TWindow 
@END
*/

class TIndwin : public TWindow 
{
/* @DPRIV */
  enum { IND_CANCELLED = 0x01, IND_FINISHED= 0x02 };

  WINDOW    _text;    // Static text
  WINDOW    _cancel;  // CANCEL button
  WINDOW    _bar;     // Moving bar and percentage  
  byte      _flags;
/* @END */

 protected:
/* @FPROT */

  long    _max;     // maximum value to reach 
  long    _status;  // current status (set by user)
  void    draw_window();
  void    measure_text(const char* t, word& len, word& lin) const;

  virtual void handler(WINDOW w, EVENT* e);
  virtual void update();

  void update_bar();
  KEY check_stop();

 public:
/* @FPUB */
  bool iscancelled() const { return _flags & IND_CANCELLED; }
  bool isfinished()  const { return _flags & IND_FINISHED;  }
  long status()      const { return _status; }
  void cancel() { _flags |= IND_CANCELLED; check_stop(); }
/* @END */

  /* @LONGDES
     si puo' chiamare settext() per cambiare il testo, ma 
     le dimensioni della finestra sono calcolate sul primo
     passato, quindi occorre dare spazi se se ne prevede
     uno piu' lungo
     @END */
  void set_text(const char* t);

/* FPUB */
	TIndwin(long max, const char* txt, bool cancel = TRUE,	bool bar = TRUE, int div = 16);
	virtual ~TIndwin();
};

/*
@C
class TProgind : public TIndwin
@END
*/

class TProgind : public TIndwin
{
 public:
/* @FPUB */
	void setmax(long m)    { _max = m; }
	void setstatus(long l) { _status  = l; update_bar(); do_events(); }
	void addstatus(long l) { setstatus(_status+l); }
	TProgind(long max, const char* txt = NULL, bool cancel = TRUE,
	         bool bar = TRUE, int div = 10);
	virtual ~TProgind() {}
};

/*
@C
class TTimerind : public TIndwin
@END
*/

class TTimerind : public TIndwin
{
/* @DPRIV */
	int _interval;
	static long _timer_id;

 protected:
/* @FPROT   */
	virtual void handler(WINDOW w, EVENT* e);

 public:
/* @FPUB   */
	TTimerind(long msec, const char* txt = NULL, bool cancel = TRUE,
			bool bar = TRUE, int div = 10, int interval = 1000);
	virtual ~TTimerind();
};


/* @DPRIV */
/*  extern TIndwin* __indwin__p; */

/* @FPUB */
#endif

#ifdef __cplusplus
extern "C" {
#endif

	void progind_create(long, char*, bool,  bool, int);
	void progind_set_status(long);
	void progind_cancel();
  bool progind_iscancelled();
  bool progind_isfinished();
  void progind_destroy();
  void timerind_create(long, char*, bool, bool, int, int);
  void timerind_cancel();
  bool timerind_iscancelled();
  bool timerind_isfinished();
  void timerind_destroy();

#ifdef __cplusplus
}
#endif

#endif  /* __PROGIND_H */